Sure thing, let's get straight to it. We start with 654 and we're going to multiply it by 3, which means adding 654 to itself 3 times.
Step 1: 0 + 654 = 654
Step 2: 654 + 654 = 1308
Step 3: 1308 + 654 = 1962

So, 654*3 = 1962